Indian Institute of Technology Guwahati (IIT Guwahati)
CGPA to percentage
Quick answer: At Indian Institute of Technology Guwahati (IIT Guwahati), a CGPA of 8.5 is about 85%, using the official formula % = CPI × 10. (official source)
Indian Institute of Technology Guwahati (IIT Guwahati) — CGPA → %
How Indian Institute of Technology Guwahati (IIT Guwahati) converts CGPA to percentage
Indian Institute of Technology Guwahati (IIT Guwahati) (Assam) uses the formula % = CPI × 10 to convert a 10-point CGPA into a percentage for transcripts, job applications and higher studies. Enter your CGPA above to convert it instantly.
Worked example
Take a CGPA of 8.5 on the 10-point scale. Applying the official Indian Institute of Technology Guwahati (IIT Guwahati) formula % = CPI × 10 gives a percentage of about 85%. Change the CGPA in the calculator above and the percentage updates instantly using this same formula.
Why the formula matters
Indian Institute of Technology Guwahati (IIT Guwahati) is autonomous and sets its own conversion, % = CPI × 10, on its 10-point scale. Using the official conversion keeps your percentage defensible if an admissions office or employer asks how you calculated it.
Source & verification
IIT Guwahati, Academic Affairs — 'To Whom It May Concern' certificate Ref. IITG/Acad/2025/11548 dated 04-11-2025 (HoS, Academic Courses): 'To obtain numerical percentage, the CPI is required to be multiplied by a factor of 10.' Rule approved by the 128th Senate, resolution 128/6/2017, 14-06-2017.
Read from the scanned certificate by OCR (the PDF has no text layer). The certificate states IIT Guwahati awards no class or division and that CPI × 10 applies to all students graduating after 14-06-2017 (Senate resolution 128/6/2017). Before that date the Institute's stated position was that it had no conversion formula but recommended multiplying the CPI by 10 — so the result is the same for all batches. Grades AS/AA … DD, F on a 10-point scale.
College contact
Address: Indian Institute of Technology Guwahati, Guwahati – 781039, Assam, India
Email: acadoff@iitg.ac.in
Phone: +91-361-258-2192
Website: official contact page
Comparing colleges? See the full CGPA to percentage directory or calculate your CGPA first with the CGPA calculator.